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CALLSEQ_START/END nodes don't get memoized, do not add them in when

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replaceAllUses'ing.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24539 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-11-30 18:20:52 +00:00
parent 72d32c222c
commit c85a9f37e9
1 changed files with 4 additions and 0 deletions
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4
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -387,6 +387,10 @@ void SelectionDAG::RemoveNodeFromCSEMaps(SDNode *N) {
/// ///
SDNode *SelectionDAG::AddNonLeafNodeToCSEMaps(SDNode *N) { SDNode *SelectionDAG::AddNonLeafNodeToCSEMaps(SDNode *N) {
assert(N->getNumOperands() && "This is a leaf node!"); assert(N->getNumOperands() && "This is a leaf node!");
if (N->getOpcode() == ISD::CALLSEQ_START ||
N->getOpcode() == ISD::CALLSEQ_END)
return 0;
if (N->getOpcode() == ISD::LOAD) { if (N->getOpcode() == ISD::LOAD) {
SDNode *&L = Loads[std::make_pair(N->getOperand(1), SDNode *&L = Loads[std::make_pair(N->getOperand(1),
std::make_pair(N->getOperand(0), std::make_pair(N->getOperand(0),